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| n | a(n) |
|---|---|
| 1 | 512 |
| 2 | 23096 |
| 3 | 2191444 |
| 4 | 495646476 |
| 5 | 186246385700 |
| 6 | 126911840548334 |
| 7 | 172756072994467720 |
[512,23096,2191444,495646476,186246385700, 126911840548334,172756072994467720] |